rhesusPedigree: rhesusPedigree is a pedigree object
In rmsharp/nprcmanager: Genetic Tools for Colony Management

Represents an obfuscated pedigree from rhesusPedigree.csv where the IDs and dates have been modified to de-identify the data.

id: – character column of animal IDs
sire: – the male parent of the animal indicated by the id column. Unknown sires are indicated with NA
dam: – the female parent of the animal indicated by the id column.Unknown dams are indicated with NA
sex: – factor with levels: "M", "F", "U". Sex specifier for an individual.
gen: – generation number (integers beginning with 0 for the founder generation) of the animal indicated by the id column.
birth: – Date vector of birth dates
exit: – Date vector of exit dates
age: – numerical vector of age in years